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| author | Colin Schmidt <colins@eecs.berkeley.edu> | 2019-08-26 10:40:08 -0700 |
|---|---|---|
| committer | Colin Schmidt <colins@eecs.berkeley.edu> | 2019-08-26 10:40:08 -0700 |
| commit | 191fc4bfab264bc7aa28c1e07f938e534b474d35 (patch) | |
| tree | f7e9d3928f5425e92b96498ce2c654d52fba12f6 /machine/sbi_entry.S | |
| parent | c53de08b9ba719f3e7b02fc1a029d194a190da48 (diff) | |
| parent | 3d921d3c76db3af7b9ae0b5df0f0790f26222246 (diff) | |
| download | riscv-pk-rocc-enable.zip riscv-pk-rocc-enable.tar.gz riscv-pk-rocc-enable.tar.bz2 | |
Merge commit '3d921d3c76db3af7b9ae0b5df0f0790f26222246' into rocc-enablerocc-enable
Diffstat (limited to 'machine/sbi_entry.S')
| -rw-r--r-- | machine/sbi_entry.S | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/machine/sbi_entry.S b/machine/sbi_entry.S deleted file mode 100644 index a37dd25..0000000 --- a/machine/sbi_entry.S +++ /dev/null @@ -1,111 +0,0 @@ -#include "encoding.h" -#include "mcall.h" - - .section .sbi,"ax",@progbits - .option norvc - .align RISCV_PGSHIFT - .globl sbi_base -sbi_base: - - # TODO: figure out something better to do with this space. It's not - # protected from the OS, so beware. - .skip RISCV_PGSIZE - 2048 - - # hart_id - .align 4 - li a7, MCALL_HART_ID - ecall - ret - - # num_harts - .align 4 - lw a0, num_harts - ret - - # query_memory - .align 4 - tail __sbi_query_memory - - # console_putchar - .align 4 - li a7, MCALL_CONSOLE_PUTCHAR - ecall - ret - - # console_getchar - .align 4 - li a7, MCALL_CONSOLE_GETCHAR - ecall - ret - - # empty - .align 4 - unimp - - # send ipi - .align 4 - li a7, MCALL_SEND_IPI - ecall - ret - - # clear ipi - .align 4 - li a7, MCALL_CLEAR_IPI - ecall - ret - - # timebase - .align 4 - li a0, 10000000 # or, you know, we could provide the correct answer - ret - - # shutdown - .align 4 - li a7, MCALL_SHUTDOWN - ecall - - # set_timer - .align 4 - li a7, MCALL_SET_TIMER - ecall - ret - - # mask_interrupt - .align 4 - tail __sbi_mask_interrupt - - # unmask_interrupt - .align 4 - tail __sbi_unmask_interrupt - - # remote_sfence_vm - .align 4 - li a7, MCALL_REMOTE_SFENCE_VM - ecall - ret - - # remote_sfence_vm_range - .align 4 - li a7, MCALL_REMOTE_SFENCE_VM - ecall - ret - - # remote_fence_i - .align 4 - li a7, MCALL_REMOTE_FENCE_I - ecall - ret - - # end of SBI trampolines - - .globl do_mcall -do_mcall: - mv a7, a0 - mv a0, a1 - mv a1, a2 - ecall - ret - - .align RISCV_PGSHIFT - .globl _sbi_end -_sbi_end: |